General

  • Target

    d2554d4225aff7609158eab385a7090073afc2e5853b2a20f8752aae7cd8d06c.exe

  • Size

    1.1MB

  • Sample

    250120-hna3qsxkar

  • MD5

    a5214c80f5c9addd11c0deb759fbca74

  • SHA1

    eaf20ee151ca884cf30bbe3ffa66fdc442b27177

  • SHA256

    d2554d4225aff7609158eab385a7090073afc2e5853b2a20f8752aae7cd8d06c

  • SHA512

    53657957ea7150c2fa8882e08319b9d13d6225b798121c81936ab482cef46386b6f4cc0825cf14a0f720b98c9aed91d8244178ff9c6623d2355e5b43745602e4

  • SSDEEP

    24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WY7:Xu0c++OCvkGs9Fak4BY7

Malware Config

Extracted

Family

remcos

Version

2.2.0 Pro

Botnet

RemoteHost

C2

185.217.1.142:3337

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    3

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    true

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-VBI2IL

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      d2554d4225aff7609158eab385a7090073afc2e5853b2a20f8752aae7cd8d06c.exe

    • Size

      1.1MB

    • MD5

      a5214c80f5c9addd11c0deb759fbca74

    • SHA1

      eaf20ee151ca884cf30bbe3ffa66fdc442b27177

    • SHA256

      d2554d4225aff7609158eab385a7090073afc2e5853b2a20f8752aae7cd8d06c

    • SHA512

      53657957ea7150c2fa8882e08319b9d13d6225b798121c81936ab482cef46386b6f4cc0825cf14a0f720b98c9aed91d8244178ff9c6623d2355e5b43745602e4

    • SSDEEP

      24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WY7:Xu0c++OCvkGs9Fak4BY7

    • Modifies WinLogon for persistence

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • Remcos family

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Adds Run key to start application

    • Modifies WinLogon

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks